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Ignis fatuus

//ˈɪɡnɪs ˈfætjuːəs// noun

Noun

1
A will o' the wisp.
"Fiery spirits or devils are such as commonly work by blazing stars, fire-drakes, or ignes fatui; which lead men often in flumina aut præcipitia, saith Bodine[…]"
2
an illusion that misleads wordnet
3
A delusion, a false hope. figuratively
"[…] they think this is written on purpose to be published; and that this defence is so published, that it may serve as an Ignis fatuus to mislead them […]"
4
a pale light sometimes seen at night over marshy ground wordnet

From New Latin ignis fatuus (literally “foolish fire”).

Unscramble this word: ignisfatuus